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mraa.c: Add fix for potential memory leak

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Signed-off-by: Cosmin Popescu <gabrielcosmin.popescu@gmail.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Cosmin Popescu
2018-12-17 18:52:58 +02:00
committed by Mihai Tudor Panu
parent 6252d25729
commit 5169021afd
1 changed files with 4 additions and 1 deletions
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5
src/mraa.c
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@@ -1374,10 +1374,13 @@ mraa_add_subplatform(mraa_platform_t subplatformtype, const char* dev)
return MRAA_ERROR_FEATURE_NOT_SUPPORTED;
}
int i2c_bus;
if(mraa_atoi(strdup(dev), &i2c_bus) != MRAA_SUCCESS && i2c_bus < plat->i2c_bus_count) {
char *dev_dup = strdup(dev);
if(mraa_atoi(dev_dup, &i2c_bus) != MRAA_SUCCESS && i2c_bus < plat->i2c_bus_count) {
syslog(LOG_NOTICE, "mraa: Cannot add GrovePi subplatform, invalid i2c bus specified");
free(dev_dup);
return MRAA_ERROR_INVALID_PARAMETER;
}
free(dev_dup);
if (mraa_grovepi_platform(plat, i2c_bus) == MRAA_GROVEPI) {
syslog(LOG_NOTICE, "mraa: Added GrovePi subplatform");
return MRAA_SUCCESS;